> Subject: [PATCH] memory hotplug: memmap_init_zone called twice.> > From: Heiko Carstens <heiko.carstens@de.ibm.com>> > __add_zone calls memmap_init_zone twice if memory gets attached to> an empty zone. Once via init_currently_empty_zone and once explictly> right after that call.> Looks like this is currently not a bug, however the call is> superfluous and might lead to subtle bugs if memmap_init_zone gets> changed. So make sure it is called only once.> seems reasonable. Thank you!